Symantec said it has observed an increase in phishing emails claiming to be from LinkedIn Support. The body of the email claims that irregular activities have prompted a compulsory security update for the recipients LinkedIn account.The email goes on to say, Due to irregular activities your LinkedIn account has been subjected to compulsory security update. LinkedIn may sometimes deny logins in cases where we believe the account could have been compromised. To do this we developed a new secure way that keeps your account safe. We have attached a form to this mail to complete this process. Pleas...